Izvornik: Downshift. Downshift composed by Mark Vance. A Cappella sheet music. Advanced. For SSATBB choir. a cappella. Concert. Octavo.
Prijevod: Cappella note. Napredan. Uspore skladao Mark Vance. Za SSATBB zbor. a capella. Koncert. Težak. Osmi. Objavio Santa Barbara Music Publishing.
